public class Homework01{
	public static void main(String[] args) {
		char c1='\n';
		char c2='\t';
		char c3='\r';
		char c4='\\';
		char c5='1';
		char c6='2';
		char c7='3';
		System.out.println(c1);
		System.out.println(c2);
		System.out.println(c3);
		System.out.println(c4);
		System.out.println(c5);
		System.out.println(c6);
		System.out.println(c7);
	}
}